135 search results - page 16 / 27 » Exploiting a Large Thesaurus for Information Retrieval |
DEBU
2000
13 years 7 months ago
2000
In a traditional information retrieval system, it is assumed that queries can be posed about any topic. In reality, a large fraction of web queries are posed about a relatively sm...
CVPR
2009
IEEE
15 years 2 months ago
2009
IEEE
We propose a novel hashing scheme for image retrieval,
clustering and automatic object discovery. Unlike commonly
used bag-of-words approaches, the spatial extent of
image featu...
LATIN
2010
Springer
14 years 2 months ago
2010
Springer
Abstract. We introduce the NP-hard graph-based data clustering problem s-Plex Cluster Vertex Deletion, where the task is to delete at most k vertices from a graph so that the conne...
SIGIR
2002
ACM
13 years 7 months ago
2002
ACM
Previews and overviews of large, heterogeneous information resources help users comprehend the scope of collections and focus on particular subsets of interest. For narrative docu...
WWW
2004
ACM
14 years 8 months ago
2004
ACM
Studying Web graphs is often difficult due to their large size. Recently, several proposals have been published about various techniques that allow to store a Web graph in memory ...